Exhibit 23.1
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We consent to the incorporation by reference in this Registration Statement on Form S-3 of (1) our reports dated March 16, 2007 relating to the consolidated financial statements of Copano Energy, L.L.C. (which report expresses an unqualified opinion and includes an explanatory paragraph related to the changes in the Company’s accounting for conditional asset retirement obligations, share-based payments and purchases and sales of inventory with the same counterparty) and management’s report on the effectiveness of internal control over financial reporting dated March 16, 2007 and (2) our report dated March 29, 2005 relating to the financial statements of Webb/Duval Gatherers for the year ended December 31, 2004, all appearing in the Annual Report on Form 10-K of Copano Energy, L.L.C. for the year ended December 31, 2006, and to the reference to us under the heading “Experts” in the Prospectus, which is part of this Registration Statement.
/s/ Deloitte & Touche LLP
Houston, Texas
March 16, 2007
March 16, 2007